decompression chambern. A compartment in which atmospheric pressure can be gradually raised or lowered, used especially in readjusting divers or underwater workers to normal atmospheric pressure or in treating decompression sickness.

(dē'kəm-prěsh'ən) A compartment in which atmospheric pressure can be gradually raised or lowered, used especially in readjusting divers or underwater workers to normal atmospheric pressure or in treating decompression sickness.